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add struct tcphdr in netinet/tcp.h

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This commit is contained in:
Rich Felker 2013-08-30 16:50:00 -04:00
commit 09b2995bcb
1 changed files with 33 additions and 0 deletions
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33
include/netinet/tcp.h
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@ -31,6 +31,39 @@
#define SOL_TCP 6 #define SOL_TCP 6
#include <sys/types.h> #include <sys/types.h>
#include <sys/socket.h> #include <sys/socket.h>
#include <endian.h>
struct tcphdr
{
u_int16_t source;
u_int16_t dest;
u_int32_t seq;
u_int32_t ack_seq;
#if __BYTE_ORDER == __LITTLE_ENDIAN
u_int16_t res1:4;
u_int16_t doff:4;
u_int16_t fin:1;
u_int16_t syn:1;
u_int16_t rst:1;
u_int16_t psh:1;
u_int16_t ack:1;
u_int16_t urg:1;
u_int16_t res2:2;
#else
u_int16_t doff:4;
u_int16_t res1:4;
u_int16_t res2:2;
u_int16_t urg:1;
u_int16_t ack:1;
u_int16_t psh:1;
u_int16_t rst:1;
u_int16_t syn:1;
u_int16_t fin:1;
#endif
u_int16_t window;
u_int16_t check;
u_int16_t urg_ptr;
};
#endif #endif
#endif #endif